What are the recommended seeding rates for oats, rye, wheat, and ryegrass?

For oats, rye, and wheat the seeding rate is 90 to 120 lb per acre when planted alone or 60 to 90 lb per acre when planted with something else. The rate for annual ryegrass is 20 to 30 lb per acre when sown alone or 10 to 15 lb when sown in a mixture.